@charset "utf-8";

/* element
--------------------------*/
html {
  font-size: 10px;
}

body {
  font-family: "Noto Serif", "Noto Serif JP", sans-serif;
  font-feature-settings: "palt";
  background-color: #000000;
}

body::before {
  background: url("./images/mainvisual_pc.jpg") no-repeat;
  background-size: cover;
  background-position: center center;
  content: "";
  display: block;
  position: fixed;
  z-index: -1;
  width: 100%;
  height: 100vh;
}

img {
  width: 100%;
}

a{
  cursor: pointer;
}

@media screen and (max-width: 768px) {
  body::before {
    background: url("./images/mainvisual_sp.jpg") no-repeat;
    background-size: cover;
    background-position: center center;
  }
}

/* header
--------------------------*/
header {
  height: 7.5rem;
  overflow: hidden;
  background: url("./images/header_band.png") no-repeat;
  background-position: bottom center;
  background-color: #000000;
  display: flex;
  align-items: center;
}

h1 {
  width: 17.5rem;
  margin-left: 2.5%;
}

@media screen and (max-width: 768px) {
  header {
    height: 5rem;
  }

  h1 {
    width: 12.5rem;
  }

}

/* container
--------------------------*/
.container {
  max-width: 98rem;
  margin: 13.5rem auto 10rem auto;
}

h2 {
  margin-bottom: 5rem;
}

.main-logo {
  width: 56.25%;
  margin: 0 auto 10rem auto;
}

.text {
  font-size: 2.4rem;
  line-height: 1.75;
  letter-spacing: 0.2rem;
  color: #ffffff;
  text-align: center;
  margin-bottom: 15rem;
}

.item-list {
  display: flex;
  flex-direction: column;
  gap: 7rem;
}

.item {
  position: relative;
}

.item .cta {
  width: 82.5%;
  position: absolute;
  bottom: 11%;
  left: calc(50% - 41.25%);
}

.item .cta a {
  display: block;
}

@media screen and (max-width: 768px) {
  .container {
    padding: 0 5%;
    margin: 7.5rem auto 7.5rem auto;
  }

  h2 {
    margin-bottom: 2.5rem;
  }

  .main-logo {
    width: 85%;
    margin: 0 auto 4.5rem auto;
  }

  .text {
    font-size: 1.6rem;
    text-align: left;
    margin-bottom: 12.5rem;
    padding: 6.5%;
    background-color: #000000a1;
  }

  .item-list {
    gap: 3.5rem;
  }

  .item .cta {
    width: 87.0965%;
    bottom: 5%;
    left: calc(50% - 43.54825%);
  }

}

/* footer
--------------------------*/
footer {
  background-color: #000000;
  padding: 3rem 0;
}

footer .container {
  margin: 0 auto !important;
}

footer .logo-group {
  display: flex;
  justify-content: space-between;
  margin-bottom: 3rem;
}

footer .logo-group a {
  width: 27.5%;
}

footer p {
  font-size: 1.4rem;
  letter-spacing: 0.2rem;
  color: #ffffff;
  line-height: 1.75;
}

@media screen and (max-width: 768px) {
  footer {
    padding: 2.5rem 0;
  }

  footer .logo-group {
    margin-bottom: 2.5rem;
  }

  footer .logo-group a {
    width: 30%;
  }

  footer p {
    font-size: 1rem;
    letter-spacing: 0.1rem;
    line-height: 1.25;
  }

}